|  |  | Improvements |  | ||
---|---|---|---|---|---|---|
Study | Number | Controlled | Biochemical | CVS | CNS | Survival (30 days)a |
Stange et al. [7] | 13 | No | Yes | N/A | Yes | 69% |
Schmidt et al. [10] | 8 | No | Yes | Yes | No | 50% |
Jalan et al. [37] | 8 | No | Yes | Yes | Yes | 50% |
Di Campli et al. [38] | 13 | No | Yes | N/A | Yes | 38% |
Mitzner et al. [8] | 13 | Yes | Yes | Yes | No | Yes (37.5% versus 0% at 7 days) |
Heemann et al. [9] | 23 | Yes | Yes | Yes | Yes | Yes (90% versus 55%) |
Sen et al. [11] | 18 | Yes | Yesb | No | Yes | No (45% in both) |
Blei [16] | 70 | Yes | N/A | N/A | Yes | N/A |
Laleman et al. [12] | 18 | Yes | Yesc | Yes | N/A | N/A |